www.advantech-bb.com / Enabling an Intelligent Planet All product specifications are subject to change without notice. PRODUCT FEATURES Industrial RS-422/485 Isolated Repeater 485OPDRI • Supports data rates up to 115.2 Kbps • Extends signal 1,200 m (4,000 feet) • Wide -40 to +80°C temperature range • 10 to 48 VDC input power range • 2000 V, 3-way optical isolation • UL Class 1/Division 2 Listed • Built-in, switchable termination & bias ACCESSORIES MDR-20-24 - DIN rail mount power supply 24VDC, 1.0 A output power MDR-40-24 - DIN rail mount power supply 24VDC, 1.7 A output power DRPM25 - 35mm DIN rail to Panel Mount Bracket, 25mm wide EK-CLIP-MPC - DIN rail clip for enclosure ORDERING INFORMATION MODEL NUMBER DESCRIPTION 485OPDRI Industrial RS-422/485 Isolated Repeater SPECIFICATIONS SERIAL TECHNOLOGY RS-422 TDA(-), TD(B+), RDA(-), RDB(+) RS-485 4-Wire TDA(-), TD(B+), RDA(-), RDB(+) RS-485 2-Wire Data A(-), Data B(+) Serial Connector 5 Position, Removable Terminal Block Data Rate 2.4 to 115.2 Kbps Isolation 2KV RMS, 1 Minute Surge Protection 600 W Peak Power Dissipation Clamping time < 1 pico-second Industrial Bus Modbus ASCII / RTU Bias Built-in, Switchable, 1.2KΩ XMT/RCV Termination Built-in, Switchable, 120Ω POWER Source External power required Power Connector 2 Position, Removable Terminal Block Input Voltage 10 to 48 VDC (56 VDC Maximum) Power Consumption 0.5 W (typical), 1.3 W (termination on both sides) TERMINAL BLOCKS Wire Size Accepted 28 to 12 AWG Pitch 5.08 mm Insulation Resistance ≥500 MΩ @ 500 VDC Maximum Torque 5 Kg / cm INDICATORS Power Red LED Data Red LED for Each Data Port MECHANICAL Dimensions 12.3 x 11.3 x 3.2 cm (4.9 x 4.5 x 1.3 in) Enclosure IP 20 Plastic, 35 mm DIN Mount Weight 222 g (0.49 lbs) MTBF 114696 Hours MTBF Calc. Method Parts Count Reliability Prediction ENVIRONMENTAL Operating Temperature -40 to 80°C (-40 to 176°F) Storage Temperature -40 to 85°C (-40 to 185°F) Operating Humidity 0 to 95% Non-condensing REGULATORY Approvals FCC, CE, UL, UL Class 1 DIV 2, Groups A, B, C, D UL File E222870 (HAZLOC E245458) Chapter 19 Table of Contents Table of Contents